diff --git a/cmd/gui/renderer/app.js b/cmd/gui/renderer/app.js
index 2591365..794c488 100644
--- a/cmd/gui/renderer/app.js
+++ b/cmd/gui/renderer/app.js
@@ -289,6 +289,8 @@ function toggleAppearance() {
 (() => {
   var saved = localStorage.getItem("ha-theme");
   setTheme(saved || "light");
+  var savedColor = localStorage.getItem("ha-color");
+  if (savedColor) setColor(savedColor);
   var finalSrc = localStorage.getItem("ha-bg-final");
   var img = localStorage.getItem("ha-bg-img");
   var blur = localStorage.getItem("ha-bg-blur");
@@ -963,6 +965,27 @@ function chanLetter(src) {
   return /[A-Za-z0-9]/.test(ch) ? ch : "C";
 }
 
+// PiDeck 风格思考卡片：Brain 图标 + 折叠时单行预览（流式中扫光）+ 展开/收起
+// PiDeck 风格思考卡片：Brain 图标 + 折叠单行预览（流式中扫光）+ 展开懒加载全文
+function renderReasoningCard(text, isStreaming, idx) {
+  var preview =
+    typeof marked === "undefined"
+      ? escHtml(text).replace(/<[^>]+>/g, " ").slice(0, 60)
+      : text.replace(/[\s\n]+/g, " ").slice(0, 60);
+  return (
+    '<div class="reasoning-card' + (isStreaming ? " rc-streaming" : "") + '" data-idx="' + (idx | 0) + '">' +
+    '<div class="reasoning-head" onclick="toggleReasoning(this)">' +
+    '<svg viewBox="0 0 24 24" width="14" height="14" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="rc-ico"><path d="M9 3a2 2 0 0 0-2 2v2a2 2 0 0 1-2 2H3a2 2 0 0 0-2 2v6a2 2 0 0 0 2 2h2a2 2 0 0 1 2 2v2a2 2 0 0 0 2 2h1a2 2 0 0 0 2-2v-2a2 2 0 0 1 2-2h2a2 2 0 0 0 2-2V7a2 2 0 0 0-2-2h-2a2 2 0 0 1-2-2V3a2 2 0 0 0-2-2H9zM12 8v4m0 4h.01"/></svg>' +
+    '<span class="rc-title">' + (isStreaming ? __("思考中...","Thinking...") : __("思考","Thinking")) + '</span>' +
+    '<span class="rc-chev">▾</span></div>' +
+    '<div class="reasoning-body" style="display:' + (isStreaming ? "block" : "none") + '">' +
+    (isStreaming
+      ? '<div class="reasoning-preview">' + escHtml(preview) + '</div><div class="reasoning-sweep"></div>'
+      : '<div class="reasoning-content">' + (typeof marked !== "undefined" ? marked.parse(text) : escHtml(text)) + '</div>') +
+    '</div></div>'
+  );
+}
+
 function renderChat() {
   if (!_chatLayoutBuilt) {
     buildChatLayout();
@@ -1068,24 +1091,7 @@ function renderChat() {
       var isChan = !!(m.source && m.source !== "webui");
       var rc = "";
       if (m.reasoning_content) {
-        var rcBody =
-          typeof marked === "undefined"
-            ? escHtml(m.reasoning_content)
-            : marked.parse(m.reasoning_content);
-        rc =
-          '<div class="msg-bubble"><div class="reasoning">' +
-          "<div class=\"reasoning-title\" onclick=\"var n=this.nextElementSibling;n.style.display=n.style.display==='none'?'block':'none';this.textContent=this.textContent==='" +
-          __("展开思考", "Expand") +
-          "'?'" +
-          __("收起思考", "Collapse") +
-          "':'" +
-          __("展开思考", "Expand") +
-          "'\">" +
-          __("展开思考", "Expand") +
-          "</div>" +
-          '<div class="reasoning-body" style="display:none">' +
-          rcBody +
-          "</div></div></div>";
+        rc = renderReasoningCard(m.reasoning_content, isStreamingLast, i);
       }
       var tcs = "";
       if (m.tool_calls && m.tool_calls.length > 0) {
@@ -1099,41 +1105,47 @@ function renderChat() {
               ? JSON.stringify(tc.result, null, 1)
               : String(tc.result)
             : "";
-          var statusIcon =
+          var running = !resultStr && tc.status !== "denied";
+          var error = tc.status === "error" || tc.status === "denied" || !!tc.error;
+          var drip = newlyDone.indexOf(tc.tool || tc.name || "") !== -1 ? " tool-drip-in" : "";
+          var iconSvg =
+            error
+              ? '<svg viewBox="0 0 24 24" width="13" height="13" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round"><circle cx="12" cy="12" r="9"/><path d="M5.6 5.6l12.8 12.8"/></svg>'
+              : running
+                ? '<span class="tc-spinner"></span>'
+                : '<svg viewBox="0 0 24 24" width="13" height="13" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round"><path d="M14.7 6.3a4 4 0 0 0-5.4 5.4L3 18l3 3 6.3-6.3a4 4 0 0 0 5.4-5.4l-2.9 2.9-2.5-.6-.6-2.5z"/></svg>';
+          var statusHtml =
             tc.status === "denied"
-              ? '<svg viewBox="0 0 24 24" width="12" height="12" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" style="color:var(--error);vertical-align:-1px"><circle cx="12" cy="12" r="9"/><path d="M5.6 5.6l12.8 12.8"/></svg>'
-              : '<svg viewBox="0 0 24 24" width="12" height="12" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" style="color:var(--accent);vertical-align:-1px"><path d="M14.7 6.3a4 4 0 0 0-5.4 5.4L3 18l3 3 6.3-6.3a4 4 0 0 0 5.4-5.4l-2.9 2.9-2.5-.6-.6-2.5z"/></svg>';
+              ? '<span class="tc-state tc-deny">' + __("已拒绝","Denied") + "</span>"
+              : running
+                ? '<span class="tc-state tc-run">' + __("调用中","Running") + "</span>"
+                : '<span class="tc-state tc-done">' + __("完成","Done") + "</span>";
+          var pluginHtml = tc.plugin
+            ? '<span class="tc-plugin">' + escHtml(tc.plugin) + "</span>"
+            : "";
           tcs +=
-            '<div class="msg-bubble"><div class="tool-call' +
-            (newlyDone.indexOf(tc.tool || tc.name || "") === -1
-              ? ""
-              : " tool-drip-in") +
+            '<div class="tool-card' +
+            (error ? " tc-error" : running ? " tc-running" : " tc-done") +
+            drip +
+            '" data-tool="' +
+            escHtml(tc.tool || tc.name || "") +
             '" onclick="toggleToolCall(this)">' +
             '<div class="tc-line"><span class="tc-ico">' +
-            statusIcon +
+            iconSvg +
             '</span><span class="tc-name">' +
             escHtml(tc.tool || tc.name || "") +
             "</span>" +
-            (tc.status === "denied"
-              ? '<span class="tc-state tc-deny">' +
-                __("已拒绝", "Denied") +
-                "</span>"
-              : resultStr
-                ? '<span class="tc-state tc-done">' +
-                  __("完成", "Done") +
-                  "</span>"
-                : '<span class="tc-state tc-run">' +
-                  __("调用中", "Running") +
-                  "</span>") +
+            pluginHtml +
+            statusHtml +
             '<span class="tc-caret">▾</span></div>' +
             '<div class="tc-detail" style="display:none">' +
             (argsStr && argsStr !== "{}"
-              ? '<div class="tc-args">' + escHtml(argsStr) + "</div>"
+              ? '<div class="tc-args"><div class="tc-detail-label">' + __("参数","Args") + "</div>" + escHtml(argsStr) + "</div>"
               : "") +
             (resultStr
-              ? '<div class="tc-result">' + escHtml(resultStr) + "</div>"
+              ? '<div class="tc-result"><div class="tc-detail-label">' + __("结果","Result") + "</div>" + escHtml(resultStr) + "</div>"
               : "") +
-            "</div></div></div>";
+            "</div></div>";
         });
       }
       var body = rc + tcs;
@@ -1302,6 +1314,29 @@ function toggleToolCall(el) {
   }
 }
 
+function toggleReasoning(el) {
+  var card = el.closest(".reasoning-card");
+  if (!card) return;
+  var body = card.querySelector(".reasoning-body");
+  if (!body) return;
+  var open = body.style.display !== "none";
+  if (open) {
+    body.style.display = "none";
+    card.classList.remove("open");
+    return;
+  }
+  // 展开时懒加载全文（流式中只有 preview，未 parse 全文）
+  var content = card.querySelector(".reasoning-content");
+  if (content && !content.childElementCount) {
+    var idx = parseInt(card.getAttribute("data-idx"), 10) || 0;
+    var text = (state.messages[idx] && state.messages[idx].reasoning_content) || "";
+    content.innerHTML =
+      typeof marked !== "undefined" ? marked.parse(text) : escHtml(text);
+  }
+  body.style.display = "block";
+  card.classList.add("open");
+}
+
 function renderChatStarmap() {
   var cont = document.getElementById("sm-container-chat");
   if (!cont) return;
@@ -4487,10 +4522,78 @@ async function connectFetchSSE(url) {
 
 function rerenderChatIfActive() {
   var tab = document.getElementById("view-chat");
-  if (tab && tab.classList.contains("active")) {
-    renderChat();
-    renderChatStarmap();
-    renderTerminals();
-    renderCmdHistory();
+  if (!tab || !tab.classList.contains("active")) return;
+  // 流式增量路径：防抖合并 + 只更新最后一条消息的正文/思考节点，避免全量重建
+  var msgs = state.messages;
+  var last = msgs.length ? msgs[msgs.length - 1] : null;
+  var streamingLast =
+    !!last && last.role === "assistant" && !last._final && state.chatLoading;
+  if (streamingLast) {
+    if (state._streamTimer) clearTimeout(state._streamTimer);
+    state._streamTimer = setTimeout(function () {
+      state._streamTimer = null;
+      renderChatStreamChunk();
+    }, 90);
+    return;
   }
+  // 非流式（完成/工具/历史变化）：全量渲染
+  if (state._streamTimer) {
+    clearTimeout(state._streamTimer);
+    state._streamTimer = null;
+  }
+  renderChat();
+  renderChatStarmap();
+  renderTerminals();
+  renderCmdHistory();
 }
+
+// 流式增量渲染：仅更新最后一条 assistant 消息的正文（渐进，节流 parse）与思考预览
+function renderChatStreamChunk() {
+  var msgsEl = document.getElementById("chat-msgs");
+  var msgs = state.messages;
+  var last = msgs.length ? msgs[msgs.length - 1] : null;
+  if (!msgsEl || !last) return;
+  var el = msgsEl.lastElementChild;
+  if (!el) {
+    renderChat();
+    return;
+  }
+  // 更新正文文本（节流 parse：内容变化 >200 字符或时间 >300ms 才 parse）
+  var textEl = el.querySelector(".msg-bubble .text");
+  var c = last.content || "";
+  if (textEl) {
+    var now = Date.now();
+    var lastParse = el.__lastParse || 0;
+    var lastLen = el.__lastLen || 0;
+    if (c.length - lastLen > 200 || now - lastParse > 300) {
+      textEl.innerHTML =
+        typeof marked !== "undefined" ? marked.parse(c) : escHtml(c);
+      el.__lastParse = now;
+      el.__lastLen = c.length;
+    } else {
+      // 小增量：纯文本渐进，避免反复 parse
+      var tail = c.slice(lastLen);
+      if (tail) {
+        var tn = document.createTextNode(tail);
+        textEl.appendChild(tn);
+      }
+      el.__lastLen = c.length;
+    }
+    if (state.chatStick !== false) {
+      try {
+        msgsEl.scrollTop = msgsEl.scrollHeight;
+      } catch (e) {}
+    }
+    return;
+  }
+  // 思考预览更新（流式中折叠，只刷 preview + sweep）
+  var rc = el.querySelector(".reasoning-card.rc-streaming .reasoning-preview");
+  if (rc && last.reasoning_content) {
+    var prev = last.reasoning_content.replace(/[\s\n]+/g, " ").slice(0, 60);
+    rc.textContent = prev;
+    return;
+  }
+  // 兜底：结构变化则全量
+  renderChat();
+}
+
diff --git a/cmd/gui/renderer/style.css b/cmd/gui/renderer/style.css
index 78e66e0..053fb3b 100644
--- a/cmd/gui/renderer/style.css
+++ b/cmd/gui/renderer/style.css
@@ -553,11 +553,15 @@ body.maximized .tb-max svg {
   filter: blur(calc(var(--bg-blur, 0) * 1px));
   transition: filter 0.25s var(--ease-out);
 }
+
 .palette-pop {
   position: fixed;
   bottom: 56px;
   left: 6px;
-  width: 210px;
+  width: 216px;
+  max-width: calc(100vw - 24px);
+  max-height: calc(100vh - 120px);
+  overflow-y: auto;
   padding: 12px;
   background: var(--glass-bg-strong);
   backdrop-filter: blur(12px);
@@ -586,7 +590,7 @@ body.maximized .tb-max svg {
   margin: 3px;
   padding: 0;
   vertical-align: middle;
-  transition: transform 0.15s;
+  transition: transform 0.15s, box-shadow 0.15s;
 }
 .palette-pop button.cdot:hover {
   transform: scale(1.25);
@@ -607,27 +611,33 @@ body.maximized .tb-max svg {
   margin-bottom: 6px;
   outline: none;
 }
-.palette-pop input[type="range"] {
-  width: 80px;
-  margin: 0;
-  accent-color: var(--accent);
-  vertical-align: middle;
-}
 .palette-pop .pp-row {
   display: flex;
+  flex-wrap: wrap;
   align-items: center;
-  gap: 6px;
+  gap: 5px;
   margin-top: 4px;
 }
 .palette-pop .pp-row .btn {
-  padding: 3px 10px;
+  padding: 3px 9px;
   font-size: 11px;
+  white-space: nowrap;
 }
 .palette-pop .pp-val {
+  display: inline-flex;
+  align-items: center;
+  gap: 4px;
   font-size: 10px;
   color: var(--text-muted);
-  min-width: 96px;
+  min-width: 0;
   text-align: right;
+  margin-left: auto;
+}
+.palette-pop input[type="range"] {
+  width: 72px;
+  margin: 0;
+  accent-color: var(--accent);
+  vertical-align: middle;
 }
 .lang-btn {
   font-size: 13px;
@@ -1179,26 +1189,73 @@ code {
   max-width: 100%;
   border-radius: var(--radius-sm);
 }
-.msg-bubble .reasoning {
-  border-left: 2px solid #dddddd;
-  padding-left: 8px;
+
+/* ===== 思考卡片（PiDeck 风格）===== */
+.reasoning-card {
   margin: 6px 0;
-  font-size: 11px;
-  opacity: 0.8;
+  border: 1px dashed var(--kv-border);
+  border-radius: var(--radius-sm);
+  background: var(--bg-panel, var(--bg-hover));
+  overflow: hidden;
 }
-.msg-bubble .reasoning-title {
+.reasoning-card .reasoning-head {
+  display: flex;
+  align-items: center;
+  gap: 7px;
+  padding: 6px 10px;
+  font-size: 11px;
   cursor: pointer;
-  font-size: 10px;
-  font-weight: 600;
   user-select: none;
-  margin-bottom: 2px;
+  color: var(--text-secondary);
+}
+.reasoning-card .reasoning-head:hover {
+  background: var(--bg-hover);
+}
+.reasoning-card .rc-ico {
+  color: var(--accent);
+  flex-shrink: 0;
+}
+.reasoning-card .rc-title {
+  font-weight: 600;
+  color: var(--text-primary);
+}
+.reasoning-card .rc-chev {
+  margin-left: auto;
+  font-size: 10px;
+  color: var(--text-muted);
+  transition: transform 0.2s var(--ease-out);
+}
+.reasoning-card.open .rc-chev {
+  transform: rotate(180deg);
+}
+.reasoning-card .reasoning-body {
+  padding: 4px 10px 8px;
+}
+.reasoning-card .reasoning-content {
+  line-height: 1.5;
+  color: var(--text-tertiary);
+  font-size: 11.5px;
+}
+.reasoning-card .reasoning-content p {
+  margin: 4px 0;
+}
+.reasoning-card .reasoning-sweep {
+  height: 2px;
+  border-radius: 2px;
+  margin-top: 6px;
+  background: linear-gradient(90deg, transparent, var(--accent), transparent);
+  background-size: 200% 100%;
+  animation: reasoningSweep 1.2s var(--ease-out) infinite;
   opacity: 0.6;
 }
-.msg-bubble .reasoning-body {
-  line-height: 1.4;
+@keyframes reasoningSweep {
+  from { background-position: 200% 0; }
+  to { background-position: -200% 0; }
 }
-.msg-bubble .tool-call {
-  background: var(--bg-hover);
+
+/* ===== 工具卡片（PiDeck 风格，扁平不套气泡）===== */
+.tool-card {
+  background: var(--bg-panel, var(--bg-hover));
   color: var(--text-secondary);
   border-radius: var(--radius-sm);
   padding: 7px 10px;
@@ -1207,55 +1264,101 @@ code {
   border: 1px solid var(--kv-border);
   border-left: 3px solid var(--accent);
   cursor: pointer;
+  transition: border-color 0.2s var(--ease-out), background 0.2s var(--ease-out);
 }
-.msg-bubble .tool-call .tc-line {
+.tool-card.tc-running {
+  border-left-color: var(--accent);
+}
+.tool-card.tc-done {
+  border-left-color: rgba(23, 169, 100, 0.8);
+}
+.tool-card.tc-error {
+  border-left-color: var(--error, #db3694);
+}
+.tool-card .tc-line {
   display: flex;
   align-items: center;
   gap: 6px;
   font-size: 11px;
   user-select: none;
 }
-.msg-bubble .tool-call .tc-ico {
+.tool-card .tc-ico {
   display: inline-flex;
   flex-shrink: 0;
+  color: var(--accent);
 }
-.msg-bubble .tool-call .tc-name {
+.tool-card.tc-error .tc-ico {
+  color: var(--error, #db3694);
+}
+.tool-card.tc-done .tc-ico {
+  color: rgba(23, 169, 100, 0.9);
+}
+.tool-card .tc-name {
   font-weight: 600;
   color: var(--text-primary);
 }
-.msg-bubble .tool-call .tc-state {
-  margin-left: 6px;
+.tool-card .tc-plugin {
+  font-size: 9.5px;
+  color: var(--text-muted);
+  background: var(--pre-bg);
+  border-radius: 4px;
+  padding: 0 4px;
+  line-height: 1.6;
+  flex-shrink: 0;
+}
+.tool-card .tc-state {
+  margin-left: auto;
   font-size: 9.5px;
   font-weight: 500;
   padding: 1px 6px;
   border-radius: 999px;
   flex-shrink: 0;
-  margin-left: auto;
+  display: inline-flex;
+  align-items: center;
+  gap: 4px;
 }
-.msg-bubble .tool-call .tc-run {
+.tool-card .tc-run {
   background: rgba(63, 110, 245, 0.18);
   color: #a3b8ff;
 }
-.msg-bubble .tool-call .tc-done {
+.tool-card .tc-done {
   background: rgba(23, 169, 100, 0.18);
   color: #6ee7a8;
 }
-.msg-bubble .tool-call .tc-deny {
+.tool-card .tc-deny {
   background: rgba(219, 54, 148, 0.18);
   color: #ff9ec6;
 }
-.msg-bubble .tool-call .tc-caret {
+.tool-card .tc-spinner {
+  width: 11px;
+  height: 11px;
+  border-radius: 50%;
+  border: 2px solid rgba(63, 110, 245, 0.25);
+  border-top-color: #3f6ef5;
+  animation: spin 0.7s linear infinite;
+  display: inline-block;
+}
+.tool-card .tc-caret {
   font-size: 10px;
   color: var(--text-muted);
   transition: transform 0.15s var(--ease-out);
 }
-.msg-bubble .tool-call.open .tc-caret {
+.tool-card.open .tc-caret {
   transform: rotate(180deg);
 }
-.msg-bubble .tool-call .tc-detail {
+.tool-card .tc-detail {
   margin-top: 6px;
 }
-.msg-bubble .tool-call .tc-args {
+.tool-card .tc-detail-label {
+  font-size: 9.5px;
+  font-weight: 600;
+  color: var(--text-muted);
+  text-transform: uppercase;
+  letter-spacing: 0.03em;
+  margin-bottom: 2px;
+}
+.tool-card .tc-args,
+.tool-card .tc-result {
   font-family: var(--font-mono);
   font-size: 11px;
   opacity: 0.85;
@@ -1267,29 +1370,37 @@ code {
   border-radius: 4px;
   padding: 5px 7px;
 }
-.msg-bubble .tool-call .tc-result {
-  font-family: var(--font-mono);
-  font-size: 11px;
+.tool-card .tc-result {
   opacity: 0.72;
-  white-space: pre-wrap;
-  word-break: break-all;
-  margin-top: 5px;
-  background: var(--pre-bg);
-  color: var(--pre-color);
-  border-radius: 4px;
-  padding: 5px 7px;
   max-height: 80px;
   overflow-y: auto;
 }
-[data-theme="light"] .msg-bubble .tool-call .tc-run {
+[data-theme="light"] .tool-card .tc-run {
   color: #3f6ef5;
 }
-[data-theme="light"] .msg-bubble .tool-call .tc-done {
+[data-theme="light"] .tool-card .tc-done {
   color: #128a52;
 }
-[data-theme="light"] .msg-bubble .tool-call .tc-deny {
+[data-theme="light"] .tool-card .tc-deny {
   color: #c2185b;
 }
+.tool-card.tool-drip-in {
+  animation: toolDripIn 0.32s var(--ease-out) both;
+}
+@keyframes toolDripIn {
+  0% {
+    opacity: 0;
+    transform: translateY(-18px) scale(0.96);
+  }
+  70% {
+    opacity: 1;
+    transform: translateY(2px) scale(1.005);
+  }
+  100% {
+    opacity: 1;
+    transform: translateY(0) scale(1);
+  }
+}
 .msg-bubble .thinking-tools {
   display: flex;
   gap: 6px;
diff --git a/internal/plugins/webui/dashboard.html b/internal/plugins/webui/dashboard.html
index 0d2dc74..97acbcb 100644
--- a/internal/plugins/webui/dashboard.html
+++ b/internal/plugins/webui/dashboard.html
@@ -518,7 +518,10 @@ background:
         position: fixed;
         bottom: 66px;
         left: 16px;
-        width: 200px;
+        width: 216px;
+        max-width: calc(100vw - 24px);
+        max-height: calc(100vh - 130px);
+        overflow-y: auto;
         padding: 12px;
         background: var(--glass-bg-strong);
         backdrop-filter: blur(12px);
@@ -526,7 +529,7 @@ background:
         border-radius: var(--radius-md);
         box-shadow: var(--shadow-lg);
         display: none;
-        z-index: 90;
+        z-index: 300;
       }
       .palette-pop.on {
         display: block;
@@ -547,7 +550,7 @@ background:
         margin: 3px;
         padding: 0;
         vertical-align: middle;
-        transition: transform var(--dur-micro) var(--ease-out);
+        transition: transform 0.15s, box-shadow 0.15s;
       }
       .palette-pop button.cdot:hover {
         transform: scale(1.25);
@@ -568,26 +571,33 @@ background:
         margin-bottom: 6px;
         outline: none;
       }
-      .palette-pop input[type="range"] {
-        width: 100%;
-        margin: 2px 0 4px;
-        accent-color: var(--accent);
-      }
       .palette-pop .pp-row {
         display: flex;
+        flex-wrap: wrap;
         align-items: center;
-        gap: 6px;
+        gap: 5px;
         margin-top: 4px;
       }
       .palette-pop .pp-row .btn {
-        padding: 3px 10px;
+        padding: 3px 9px;
         font-size: 11px;
+        white-space: nowrap;
       }
       .palette-pop .pp-val {
-        font-size: 11px;
+        display: inline-flex;
+        align-items: center;
+        gap: 4px;
+        font-size: 10px;
         color: var(--text-muted);
-        min-width: 30px;
+        min-width: 0;
         text-align: right;
+        margin-left: auto;
+      }
+      .palette-pop input[type="range"] {
+        width: 72px;
+        margin: 0;
+        accent-color: var(--accent);
+        vertical-align: middle;
       }
       .container {
         padding: 24px;
@@ -1373,26 +1383,73 @@ background:
         max-width: 100%;
         border-radius: 6px;
       }
-      .msg-bubble .reasoning {
-        border-left: 2px solid #dddddd;
-        padding-left: 8px;
+
+      /* ===== 思考卡片（PiDeck 风格）===== */
+      .reasoning-card {
         margin: 6px 0;
-        font-size: 11px;
-        opacity: 0.8;
+        border: 1px dashed var(--kv-border);
+        border-radius: var(--radius-sm);
+        background: var(--bg-panel, var(--bg-hover));
+        overflow: hidden;
       }
-      .msg-bubble .reasoning-title {
+      .reasoning-card .reasoning-head {
+        display: flex;
+        align-items: center;
+        gap: 7px;
+        padding: 6px 10px;
+        font-size: 11px;
         cursor: pointer;
-        font-size: 10px;
-        font-weight: 600;
         user-select: none;
-        margin-bottom: 2px;
+        color: var(--text-secondary);
+      }
+      .reasoning-card .reasoning-head:hover {
+        background: var(--bg-hover);
+      }
+      .reasoning-card .rc-ico {
+        color: var(--accent);
+        flex-shrink: 0;
+      }
+      .reasoning-card .rc-title {
+        font-weight: 600;
+        color: var(--text-primary);
+      }
+      .reasoning-card .rc-chev {
+        margin-left: auto;
+        font-size: 10px;
+        color: var(--text-muted);
+        transition: transform 0.2s var(--ease-out);
+      }
+      .reasoning-card.open .rc-chev {
+        transform: rotate(180deg);
+      }
+      .reasoning-card .reasoning-body {
+        padding: 4px 10px 8px;
+      }
+      .reasoning-card .reasoning-content {
+        line-height: 1.5;
+        color: var(--text-tertiary);
+        font-size: 11.5px;
+      }
+      .reasoning-card .reasoning-content p {
+        margin: 4px 0;
+      }
+      .reasoning-card .reasoning-sweep {
+        height: 2px;
+        border-radius: 2px;
+        margin-top: 6px;
+        background: linear-gradient(90deg, transparent, var(--accent), transparent);
+        background-size: 200% 100%;
+        animation: reasoningSweep 1.2s var(--ease-out) infinite;
         opacity: 0.6;
       }
-      .msg-bubble .reasoning-body {
-        line-height: 1.4;
+      @keyframes reasoningSweep {
+        from { background-position: 200% 0; }
+        to { background-position: -200% 0; }
       }
-      .msg-bubble .tool-call {
-        background: var(--bg-hover);
+
+      /* ===== 工具卡片（PiDeck 风格，扁平不套气泡）===== */
+      .tool-card {
+        background: var(--bg-panel, var(--bg-hover));
         color: var(--text-secondary);
         border-radius: var(--radius-sm);
         padding: 7px 10px;
@@ -1401,54 +1458,101 @@ background:
         border: 1px solid var(--kv-border);
         border-left: 3px solid var(--accent);
         cursor: pointer;
+        transition: border-color 0.2s var(--ease-out), background 0.2s var(--ease-out);
       }
-      .msg-bubble .tool-call .tc-line {
+      .tool-card.tc-running {
+        border-left-color: var(--accent);
+      }
+      .tool-card.tc-done {
+        border-left-color: rgba(23, 169, 100, 0.8);
+      }
+      .tool-card.tc-error {
+        border-left-color: var(--error, #db3694);
+      }
+      .tool-card .tc-line {
         display: flex;
         align-items: center;
         gap: 6px;
         font-size: 11px;
         user-select: none;
       }
-      .msg-bubble .tool-call .tc-ico {
+      .tool-card .tc-ico {
         display: inline-flex;
         flex-shrink: 0;
+        color: var(--accent);
       }
-      .msg-bubble .tool-call .tc-name {
+      .tool-card.tc-error .tc-ico {
+        color: var(--error, #db3694);
+      }
+      .tool-card.tc-done .tc-ico {
+        color: rgba(23, 169, 100, 0.9);
+      }
+      .tool-card .tc-name {
         font-weight: 600;
         color: var(--text-primary);
       }
-      .msg-bubble .tool-call .tc-state {
+      .tool-card .tc-plugin {
+        font-size: 9.5px;
+        color: var(--text-muted);
+        background: var(--pre-bg);
+        border-radius: 4px;
+        padding: 0 4px;
+        line-height: 1.6;
+        flex-shrink: 0;
+      }
+      .tool-card .tc-state {
         margin-left: auto;
         font-size: 9.5px;
         font-weight: 500;
         padding: 1px 6px;
         border-radius: 999px;
         flex-shrink: 0;
+        display: inline-flex;
+        align-items: center;
+        gap: 4px;
       }
-      .msg-bubble .tool-call .tc-run {
+      .tool-card .tc-run {
         background: rgba(63, 110, 245, 0.18);
         color: #a3b8ff;
       }
-      .msg-bubble .tool-call .tc-done {
+      .tool-card .tc-done {
         background: rgba(23, 169, 100, 0.18);
         color: #6ee7a8;
       }
-      .msg-bubble .tool-call .tc-deny {
+      .tool-card .tc-deny {
         background: rgba(219, 54, 148, 0.18);
         color: #ff9ec6;
       }
-      .msg-bubble .tool-call .tc-caret {
+      .tool-card .tc-spinner {
+        width: 11px;
+        height: 11px;
+        border-radius: 50%;
+        border: 2px solid rgba(63, 110, 245, 0.25);
+        border-top-color: #3f6ef5;
+        animation: spin 0.7s linear infinite;
+        display: inline-block;
+      }
+      .tool-card .tc-caret {
         font-size: 10px;
         color: var(--text-muted);
         transition: transform 0.15s var(--ease-out);
       }
-      .msg-bubble .tool-call.open .tc-caret {
+      .tool-card.open .tc-caret {
         transform: rotate(180deg);
       }
-      .msg-bubble .tool-call .tc-detail {
+      .tool-card .tc-detail {
         margin-top: 6px;
       }
-      .msg-bubble .tool-call .tc-args {
+      .tool-card .tc-detail-label {
+        font-size: 9.5px;
+        font-weight: 600;
+        color: var(--text-muted);
+        text-transform: uppercase;
+        letter-spacing: 0.03em;
+        margin-bottom: 2px;
+      }
+      .tool-card .tc-args,
+      .tool-card .tc-result {
         font-family: var(--font-mono);
         font-size: 11px;
         opacity: 0.85;
@@ -1460,29 +1564,37 @@ background:
         border-radius: 4px;
         padding: 5px 7px;
       }
-      .msg-bubble .tool-call .tc-result {
-        font-family: var(--font-mono);
-        font-size: 11px;
+      .tool-card .tc-result {
         opacity: 0.72;
-        white-space: pre-wrap;
-        word-break: break-all;
-        margin-top: 5px;
-        background: var(--pre-bg);
-        color: var(--pre-color);
-        border-radius: 4px;
-        padding: 5px 7px;
         max-height: 80px;
         overflow-y: auto;
       }
-      [data-theme="light"] .msg-bubble .tool-call .tc-run {
+      [data-theme="light"] .tool-card .tc-run {
         color: #3f6ef5;
       }
-      [data-theme="light"] .msg-bubble .tool-call .tc-done {
+      [data-theme="light"] .tool-card .tc-done {
         color: #128a52;
       }
-      [data-theme="light"] .msg-bubble .tool-call .tc-deny {
+      [data-theme="light"] .tool-card .tc-deny {
         color: #c2185b;
       }
+      .tool-card.tool-drip-in {
+        animation: toolDripIn 0.32s var(--ease-out) both;
+      }
+      @keyframes toolDripIn {
+        0% {
+          opacity: 0;
+          transform: translateY(-18px) scale(0.96);
+        }
+        70% {
+          opacity: 1;
+          transform: translateY(2px) scale(1.005);
+        }
+        100% {
+          opacity: 1;
+          transform: translateY(0) scale(1);
+        }
+      }
       .msg-bubble .thinking-tools {
         display: flex;
         gap: 6px;
@@ -2387,6 +2499,8 @@ background:
       (function () {
         var saved = localStorage.getItem("ha-theme");
         setTheme(saved || "light");
+        var savedColor = localStorage.getItem("ha-color");
+        if (savedColor) setColor(savedColor);
         var sb = localStorage.getItem("ha-sidebar");
         if (sb === "1" || (!sb && window.innerWidth <= 768)) {
           document.body.classList.add("sidebar-collapsed");
@@ -3097,70 +3211,65 @@ background:
               c = escHtml(c);
             }
             var isChan = !!(m.source && m.source !== "webui");
-            var rc = "";
-            if (m.reasoning_content) {
-              var rcBody =
-                typeof marked !== "undefined"
-                  ? marked.parse(m.reasoning_content)
-                  : escHtml(m.reasoning_content);
-              rc =
-                '<div class="msg-bubble"><div class="reasoning">' +
-                "<div class=\"reasoning-title\" onclick=\"var n=this.nextElementSibling;n.style.display=n.style.display==='none'?'block':'none';this.textContent=this.textContent==='" +
-                __("展开思考", "Expand") +
-                "'?'" +
-                __("收起思考", "Collapse") +
-                "':'" +
-                __("展开思考", "Expand") +
-                "'\">" +
-                __("展开思考", "Expand") +
-                "</div>" +
-                '<div class="reasoning-body" style="display:none">' +
-                rcBody +
-                "</div></div></div>";
-            }
-            var tcs = "";
-            if (m.tool_calls && m.tool_calls.length > 0) {
-              m.tool_calls.forEach(function (tc) {
-                var argsStr =
-                  typeof tc.args === "object"
-                    ? JSON.stringify(tc.args, null, 1)
-                    : tc.args || "";
-                var resultStr = tc.result
-                  ? typeof tc.result === "object"
-                    ? JSON.stringify(tc.result, null, 1)
-                    : String(tc.result)
-                  : "";
-                var statusIcon =
-                  tc.status === "denied"
-                    ? '<svg viewBox="0 0 24 24" width="12" height="12" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" style="color:var(--error);vertical-align:-1px"><circle cx="12" cy="12" r="9"/><path d="M5.6 5.6l12.8 12.8"/></svg>'
-                    : '<svg viewBox="0 0 24 24" width="12" height="12" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" style="color:var(--accent);vertical-align:-1px"><path d="M14.7 6.3a4 4 0 0 0-5.4 5.4L3 18l3 3 6.3-6.3a4 4 0 0 0 5.4-5.4l-2.9 2.9-2.5-.6-.6-2.5z"/></svg>';
-                tcs +=
-                  '<div class="msg-bubble"><div class="tool-call' +
-                  (newlyDone.indexOf(tc.tool || tc.name || "") !== -1
-                    ? " tool-drip-in"
-                    : "") +
-                  '" onclick="toggleToolCall(this)">' +
-                  '<div class="tc-line"><span class="tc-ico">' +
-                  statusIcon +
-                  '</span><span class="tc-name">' +
-                  escHtml(tc.tool || tc.name || "") +
-                  "</span>" +
-                  (tc.status === "denied"
-                    ? '<span class="tc-state tc-deny">' + __("已拒绝", "Denied") + "</span>"
-                    : resultStr
-                      ? '<span class="tc-state tc-done">' + __("完成", "Done") + "</span>"
-                      : '<span class="tc-state tc-run">' + __("调用中", "Running") + "</span>") +
-                  '<span class="tc-caret">▾</span></div>' +
-                  '<div class="tc-detail" style="display:none">' +
-                  (argsStr && argsStr !== "{}"
-                    ? '<div class="tc-args">' + escHtml(argsStr) + "</div>"
-                    : "") +
-                  (resultStr
-                    ? '<div class="tc-result">' + escHtml(resultStr) + "</div>"
-                    : "") +
-                  "</div></div></div>";
-              });
-            }
+              var rc = "";
+              if (m.reasoning_content) {
+                rc = renderReasoningCard(m.reasoning_content, isStreamingLast);
+              }
+              var tcs = "";
+              if (m.tool_calls && m.tool_calls.length > 0) {
+                m.tool_calls.forEach(function (tc) {
+                  var argsStr =
+                    typeof tc.args === "object"
+                      ? JSON.stringify(tc.args, null, 1)
+                      : tc.args || "";
+                  var resultStr = tc.result
+                    ? typeof tc.result === "object"
+                      ? JSON.stringify(tc.result, null, 1)
+                      : String(tc.result)
+                    : "";
+                  var running = !resultStr && tc.status !== "denied";
+                  var error = tc.status === "error" || tc.status === "denied" || !!tc.error;
+                  var drip = newlyDone.indexOf(tc.tool || tc.name || "") !== -1 ? " tool-drip-in" : "";
+                  var iconSvg =
+                    error
+                      ? '<svg viewBox="0 0 24 24" width="13" height="13" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round"><circle cx="12" cy="12" r="9"/><path d="M5.6 5.6l12.8 12.8"/></svg>'
+                      : running
+                        ? '<span class="tc-spinner"></span>'
+                        : '<svg viewBox="0 0 24 24" width="13" height="13" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round"><path d="M14.7 6.3a4 4 0 0 0-5.4 5.4L3 18l3 3 6.3-6.3a4 4 0 0 0 5.4-5.4l-2.9 2.9-2.5-.6-.6-2.5z"/></svg>';
+                  var statusHtml =
+                    tc.status === "denied"
+                      ? '<span class="tc-state tc-deny">' + __("已拒绝", "Denied") + "</span>"
+                      : running
+                        ? '<span class="tc-state tc-run">' + __("调用中", "Running") + "</span>"
+                        : '<span class="tc-state tc-done">' + __("完成", "Done") + "</span>";
+                  var pluginHtml = tc.plugin
+                    ? '<span class="tc-plugin">' + escHtml(tc.plugin) + "</span>"
+                    : "";
+                  tcs +=
+                    '<div class="tool-card' +
+                    (error ? " tc-error" : running ? " tc-running" : " tc-done") +
+                    drip +
+                    '" data-tool="' +
+                    escHtml(tc.tool || tc.name || "") +
+                    '" onclick="toggleToolCall(this)">' +
+                    '<div class="tc-line"><span class="tc-ico">' +
+                    iconSvg +
+                    '</span><span class="tc-name">' +
+                    escHtml(tc.tool || tc.name || "") +
+                    "</span>" +
+                    pluginHtml +
+                    statusHtml +
+                    '<span class="tc-caret">▾</span></div>' +
+                    '<div class="tc-detail" style="display:none">' +
+                    (argsStr && argsStr !== "{}"
+                      ? '<div class="tc-args"><div class="tc-detail-label">' + __("参数", "Args") + "</div>" + escHtml(argsStr) + "</div>"
+                      : "") +
+                    (resultStr
+                      ? '<div class="tc-result"><div class="tc-detail-label">' + __("结果", "Result") + "</div>" + escHtml(resultStr) + "</div>"
+                      : "") +
+                    "</div></div>";
+                });
+              }
             var body = rc + tcs;
             var growCls = m._grow ? " grow-in" : "";
             if (m._grow) m._grow = false;
@@ -3274,6 +3383,41 @@ background:
         }
       }
 
+      function renderReasoningCard(text, isStreaming) {
+        var body =
+          typeof marked !== "undefined"
+            ? marked.parse(text)
+            : escHtml(text);
+        var preview =
+          typeof marked !== "undefined"
+            ? text.replace(/[\s\n]+/g, " ").slice(0, 60)
+            : escHtml(text).replace(/<[^>]+>/g, " ").slice(0, 60);
+        return (
+          '<div class="reasoning-card">' +
+          '<div class="reasoning-head" onclick="toggleReasoning(this)">' +
+          '<svg viewBox="0 0 24 24" width="14" height="14" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="rc-ico"><path d="M9 3a2 2 0 0 0-2 2v2a2 2 0 0 1-2 2H3a2 2 0 0 0-2 2v6a2 2 0 0 0 2 2h2a2 2 0 0 1 2 2v2a2 2 0 0 0 2 2h1a2 2 0 0 0 2-2v-2a2 2 0 0 1 2-2h2a2 2 0 0 0 2-2V7a2 2 0 0 0-2-2h-2a2 2 0 0 1-2-2V3a2 2 0 0 0-2-2H9zM12 8v4m0 4h.01"/></svg>' +
+          '<span class="rc-title">' + (isStreaming ? __("思考中...", "Thinking...") : __("思考", "Thinking")) + '</span>' +
+          '<span class="rc-chev">▾</span></div>' +
+          '<div class="reasoning-body" style="display:' + (isStreaming ? "block" : "none") + '">' +
+          '<div class="reasoning-content">' + body + '</div>' +
+          (isStreaming ? '<div class="reasoning-sweep"></div>' : "") +
+          '</div></div>'
+        );
+      }
+      function toggleReasoning(el) {
+        var card = el.closest(".reasoning-card");
+        if (!card) return;
+        var body = card.querySelector(".reasoning-body");
+        if (!body) return;
+        var open = body.style.display !== "none";
+        body.style.display = open ? "none" : "block";
+        if (open) {
+          card.classList.remove("open");
+        } else {
+          card.classList.add("open");
+        }
+      }
+
       function renderChatStarmap() {
         var cont = document.getElementById("sm-container-chat");
         if (!cont) return;